Illinois State Geological Survey guidebook series, vol. 17
"Nineteenth annual meeting, North-Central Section of the Geological Society of America, Northern Illinois University, DeKalb, Illinois, April 25-27, 1985." --Cover
Includes bibliographical references (p. 51-56)
Addeddate
2012-06-13 19:37:21
Bookplateleaf
0004
Call number
770766
Camera
Canon EOS 5D Mark II
Copyright-evidence-date
In copyright. Digitized with permission of the University of Illinois Board of Trustees. Contact dcc@library.uiuc.edu for information.